Jurors in the Karen Read retrial are speaking out after her verdict, saying they acquitted her of murdering her Boston police ...

Andrew Rentschler, a biomechanist and accident reconstruction expert, delivered potentially critical testimony about his analysis of O’Keefe’s head, brain and body injuries.

Karen Read’s defense saved her strongest witness for last, experts tell Fox News Digital, bringing in Dr. Andrew Rentschler to try to debunk the prosecution’s claims about how her boyfriend ...

Karen Read's defense concluded with expert witness Dr. Andrew Rentschler testifying that Boston cop John O'Keefe's injuries were inconsistent with being struck by Read's SUV.

Karen Read's defense rested its case Wednesday after biomechanist Andrew Rentschler from ARCCA finished testifying that in his opinion, John O'Keefe was not hit by a vehicle. Special prosecutor ...

Karen Read's defense concluded with expert witness Dr. Andrew Rentschler testifying that Boston cop John O'Keefe's injuries were inconsistent with being struck by Read's SUV.

The defense in the Karen Read retrial has rested its case after questioning its final witness, defense expert Andrew Rentschler, a biomechanical engineer from ARCCA.

The Karen Read defense rested its case after testimony from their final witness who reiterated his opinion that the evidence does not support the prosecution’s theory that a vehicle strike ki… ...

DEDHAM, Mass. — The defense in the Karen Read retrial has rested its case after questioning its final witness, defense expert Andrew Rentschler, a biomechanical engineer from ARCCA.

Andrew Rentschler of ARCCA testifies at the second-degree murder trial of Karen Read in Norfolk Superior Court in Dedham, Massachusetts, Wednesday, June 11, 2025.